package thread_01;

import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;

class MyThreadPool{
    private BlockingQueue<Runnable> queue = new ArrayBlockingQueue<>(1000);
//    初始化线程池
        public MyThreadPool(int n){
            for (int i = 0; i < n; i++) {
//                创建线程
                Thread t = new Thread(() ->{
//                    把他放入队列中
                    try {
                        while(true){
                            Runnable runnable = queue.take();
                            runnable.run();
                        }
                    } catch (InterruptedException e) {
                        throw new RuntimeException(e);
                    }
                });
                t.start();
            }
        }
//    把任务添加到线程池中
        void submit(Runnable runnable) throws InterruptedException {
            queue.put(runnable);
        }
}
public class Demo35 {
    public static void main(String[] args) throws InterruptedException {
        myThreadPool threadPool = new myThreadPool(10);
        for (int i = 0; i < 10000; i++) {
            int finalI = i;
            threadPool.submit(new Runnable() {
                @Override
                public void run() {
                    System.out.println("hello "+ finalI + Thread.currentThread().getName());
                }
            });
        }
    }
}
